API STD 670:2025
Current
The latest, up-to-date edition.
Machinery Protection Systems
Hardcopy , PDF
English
07-07-2025
This standard covers the minimum requirements for a machinery protection system (MPS) measuring radial shaft vibration, casing vibration, shaft axial position, shaft rotational speed, piston rod drop, phase reference, overspeed, surge detection, and critical machinery temperatures (such as bearing metal and motor windings).
| DocumentType |
Standard
|
| Pages |
225
|
| PublisherName |
American Petroleum Institute
|
| Status |
Current
|
| Supersedes |
| API STD 617:2022 | Axial and Centrifugal Compressors and Expander-compressors |
| API RP 552:2025 | Signal Processing, Transmission, and Installation |
Access your standards online with a subscription
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.
Important note : Users cannot be edited or removed once added to your Multi user PDF.